Spring-bolster.



ARTHUR L. TUFVESON, or TUSTIN, MICHIGAN.

SPRING-BOLSTER.

Application filed May 17, 1915. Serial No. 28,666.

To all whom it may concern:

Be it known that I, ARTHUR Ll TUrvnsoN, a citizen of the United States, residing at Tustin, in the county of Osceola, State of Michigan, have invented certain new and useful Improvements in Spring-Bolsters;

' V and I do hereby declare the following to be wagon bolsters.

a full, clear, and exact description of the invention, such as will enableothers'skilled in the art to which it appertains to make and use the same. t 5

This invention relates to improvements in The principal ob ect of the invention is to provide a simple and cheap bolster which can be attached to the axle of any Wagon, and which is'resilient in its nature.

Other objects and advantages will be apparent from the following description when taken in connection with-the accompanying 1 drawing.

' wagon made in accordance with my inven- In the drawingz Figure 1 is a rear elevation of the front bolster of a wagon made in accordance with my invention. F ig. 2-is I a rear elevation of the rear bolster of a tion. Fig. 3 is a vertical sectional viewon the line 33 ofFig. 1. Fig. 4 isa vertical central longitudinal sectional'view through the front bolster.

Referring particularly to the accompanying drawing 10 represents the rear bolster of the wagon, which is provided with the standards 11. Securedto the bottoms of theends of the bolster are brackets 12, and

disposed through these brackets are the a i 7 short shafts 13, the ends of said shafts being turned upwardly and inwardly, asshown at 14. To these inwardly turned ends of the Specification of Letters Patent.

Patented 0a. 17, 1.91

shafts are loosely connected the opposite ends of the longitudinally extending, and

downwardly bowed springs '15; These springs are arranged parallel relation,

and havesecured to their intermediate per.

tions the plate 16, which is properly secured I to the, 'aXle'l7 by the clips 18. 7 Thus when downward pressure is exerted on the bolster brackets. j V

The front bolster 1'9 issimilar in construction to the rear bolster, except that the plate 20 is formed with a central opening 21 for the reception of the king bolt2 2, which is passed through the'fifth wheel, as usual.

7 What is claimed is:" V.

In awagon, a body bolster, shafts mount-. ed adjacent the ends of the bolsterat' the underside thereof and projecting outwardly on each side of the bolster, the ends ofthe' shafts being bent upwardly and bent iny wardly whereby their terminal. portions lie ad acent the sides of the bolster, downwardly bowed springs having eyes at their ends engagingv the inwardly turned ends of the springs will tend to straighten out and swing the shafts on their pivots in the I the shafts, said springs being located one on each 'side of the bolster, and a plate secured to the intermediate portions of the springs for attachment to the aXle of the vehicle, said plate holding the intermediate portions.

of said springs in fixed relation.

In testimony whereof, I affix my signature, in'the presence of two witnesses.

'ABTHI- JR L. TUFVESON.- Witnesses} I I f V Mrs. C. E. PULLMAN,

H. G. GOIDSMITH.

-, Copies of this patent may be obtained for five cents each, by addressing the "Commissioner of l atents,

7 Washington, D. 0, v 

